The RA9 family includes such sub-products as:
• RA9S series (single core), including: RA9S1, RA9S2 and RA9S3;
• RA9D series (dual core), which includes: RA9D1, RA9D2 and RA9D3;
• RA9T series (three cores), including: RA9T1;
| 
 Model  | 
 RA9S1  | 
 RA9S2  | 
 RA9S3  | 
 RA9D1  | 
 RA9D2  | 
 RA9D3  | 
 RA9T1  | 
| 
 Core  | 
 ApplicationCore: Cortex-M7; Safety Core: Cortex-M0  | 
||||||
| 
 Core Qty.  | 
 1+1  | 
 2+1  | 
 3+1  | 
||||
| 
 Frequency  | 
 160M  | 
 200M  | 
 240M  | 
 200M×2  | 
 200M×2  | 
 200M×2  | 
 200M×3  | 
| 
 Flash  | 
 1M  | 
 2M  | 
 4M  | 
 2M  | 
 6M  | 
 8M  | 
 8M  | 
| 
 SRAM  | 
 128K  | 
 256K  | 
 512K  | 
 512K  | 
 768K  | 
 1152K  | 
 1152K  | 
| 
 Secure RAM  | 
 64K  | 
 64K  | 
 64K  | 
 64K  | 
 64K  | 
 64K  | 
 64K  | 
| 
 DSP  | 
 Yes  | 
||||||
| 
 FPU  | 
 Double Precision  | 
||||||
| 
 Embedded HSM  | 
 EVITA Full ECC SHA、SM2/3/4…  | 
||||||
| 
 CAN-FD  | 
 3  | 
 6  | 
 12  | 
 8  | 
 12  | 
 12  | 
 12  | 
| 
 LIN  | 
 4  | 
 8  | 
 16  | 
 8  | 
 16  | 
 16  | 
 16  | 
| 
 Ethernet  | 
 --  | 
 --  | 
 100M/ 1000M TSN  | 
 100M/ 1000M TSN  | 
 100M/ 1000M TSN  | 
 100M/ 1000M TSN  | 
 100M/ 1000M TSN  | 
| 
 SPI  | 
 4  | 
 6  | 
 6  | 
 6  | 
 6  | 
 6  | 
 6  | 
| 
 QSPI  | 
 --  | 
 --  | 
 2  | 
 2  | 
 2  | 
 2  | 
 2  | 
| 
 UART  | 
 2  | 
 4  | 
 4  | 
 4  | 
 4  | 
 4  | 
 4  | 
| 
 DMA  | 
 16  | 
 16  | 
 32  | 
 32  | 
 48  | 
 48  | 
 48  | 
| 
 ADC  | 
 32  | 
 48  | 
 48  | 
 48  | 
 48  | 
 64  | 
 84  | 
| 
 I2C  | 
 2  | 
 2  | 
 2  | 
 2  | 
 4  | 
 4  | 
 4  |